{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["food", "geographical phenomenon", "disease", "animal", "media", "biology"], "input": "The symptoms of HCM include shortness of breath due to stiffening and decreased blood filling of the ventricles , exertional chest pain ( sometimes known as angina ) due to reduced blood flow to the coronary arteries , uncomfortable awareness of the heart beat ( palpitations ) , as well as disruption of the electrical system running through the abnormal heart muscle , lightheadedness , weakness , fainting and sudden cardiac death ."}
{"food": [], "geographical phenomenon": [], "disease": ["palpitations"], "animal": [], "media": [], "biology": []}